Tail long, with straight bands and wide, white tip that wears down by spring. Head usually buffy, eyes pale yellow. Undersides are white with thin brown streaks, white undertail. Flight ...

The first part of the common name refers to the 6-11 inches, bushy tail which the animal erects when disturbed, displaying the white hairs of the outer edge and under surface. Long, slender legs - ...

This is the only other member of the weasel family in the Adirondacks to develop a white coat in winter (December-March or April). The terminal one-fourth to one-third of the tail remains black ...

The smallest bird in the grouse family, the white-tailed ptarmigan is also one of the few animals that lives on alpine mountaintops throughout its entire life. Every part of this ptarmigan is adapted ...